25505940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5381}}^1$

素因数の和:5472

約数の個数: 48

約数和(自身を含む): 72334080

約数和(自身を除く): 46828140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 5381, 10762, 16143, 21524, 26905, 32286, 53810, 64572, 80715, 107620, 161430, 322860, 425099, 850198, 1275297, 1700396, 2125495, 2550594, 4250990, 5101188, 6376485, 8501980, 12752970, 25505940]

約数ペア:

[(1, 25505940), (2, 12752970), (3, 8501980), (4, 6376485), (5, 5101188), (6, 4250990), (10, 2550594), (12, 2125495), (15, 1700396), (20, 1275297), (30, 850198), (60, 425099), (79, 322860), (158, 161430), (237, 107620), (316, 80715), (395, 64572), (474, 53810), (790, 32286), (948, 26905), (1185, 21524), (1580, 16143), (2370, 10762), (4740, 5381)]